function toggle (imageID) {
	//alert("here and imageID is: "+imageID); 
	 	var x;
		var sectionImg = "content_image"+imageID;
		var sectionText = "content_text"+imageID;
		var Base=document.getElementById("content_image");
		var Sub=Base.getElementsByTagName('img');
		for (x=0;x<Sub.length;x++){
			if (Sub[x].id==sectionImg && Sub[x].parentNode==Base){
				Sub[x].style.display="block";
					}else{
				Sub[x].style.display="none";
			}
		}	
		
		var BaseTwo=document.getElementById("content_text");
		var SubTwo=BaseTwo.getElementsByTagName('div');
		for (x=0;x<SubTwo.length;x++){
	    	if (SubTwo[x].id==sectionText && SubTwo[x].parentNode==BaseTwo){
				SubTwo[x].style.display="block";
					}else{
				SubTwo[x].style.display="none";
			}
		}	
}